I had unlocked the Legacy titles "Wild Thing", "The Winter Wyrm", and "Cascadier" in version 1.0. However, these are not currently available to me to use.

Time:
Always

Frequency:
Always

World name:
Goblin

Character name:
Kaimoria Stargazer

NPC name:
N/A

Monster name:
N/A

Class/Level:
Any/all

Party or solo:
Either/All

In-game time:
Always

Area and coordinates:
Everywhere

Steps:
1. Opened Achievements menu
2. Made sure Legacy achievements were unlocked
3. Opened character menu
4. Checked all titles in 'Title' dropdown menu
5. Legacy titles were not there